1. Geranium of western North America having branched clusters of white or pale pink flowers
   - Geranium richardsonii

Type of: crane's bill, cranesbill

• blackseed
• Blackshirt
• blacksmith
• blacksnake
• blackstrap
• blacktail
• blacktail deer
• blacktail jackrabbit
• blacktail prairie dog
• blackthorn
• blacktip shark
• blacktop
• blacktopping
• Blackwall hitch
• blackwash
• blackwater
• blackwater fever
• blackwood
• blackwood tree
• bladder
• bladder campion
• bladder cherry
• bladder disorder
• bladder fern
• bladder fucus